^An alternative date of birth occasionally given is 1168 (van Dieten 1975, hlm. 169), based on William of Tyre's statement that Alexios was 13 in 1180. For discussion, concluding that 14 September 1169 is correct, see (Wirth 1956); (Magoulias 1984, hlm. 383).
Magdalino, Paul (1993), The Empire of Manuel I Komnenos
translated by Harry J. Magoulias., Harry J., translator (1984), O city of Byzantium: annals of Niketas Choniates, Detroit: Wayne State University Press, ISBN0-8143-1764-2Lebih dari satu parameter |surname= dan |author= yang digunakan (bantuan)
van Dieten, J. L., editor (1975), Nicetae Choniatae historia, Berlin: De GruyterPemeliharaan CS1: Teks tambahan: authors list (link)
Wirth, Peter (1956), "Wann wurde Kaiser Alexios II. geboren? [When was Emperor Alexios II born?]", Byzantinische Zeitschrift, 49: 65–67
Varzos, Konstantinos (1984). Η Γενεαλογία των Κομνηνών (dalam bahasa Greek). Thessaloniki: Byzantine Research Centre.Parameter |trans_title= yang tidak diketahui akan diabaikan (bantuan)Pemeliharaan CS1: Bahasa yang tidak diketahui (link) , Vols. A1Diarsipkan 2014-02-03 di Wayback Machine., A2Diarsipkan 2016-03-03 di Wayback Machine. & BDiarsipkan 2016-03-03 di Wayback Machine.